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2026-07-21 - 22:07
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Tue Jul 21, 2026 12:44:01)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31696212463,7sleep30-21swapper/307:06:123
31707212363,7sleep20-21swapper/207:06:192
31741210999,7sleep10-21swapper/107:06:471
31817210697,6sleep00-21swapper/007:07:470
317532600,0sleep20-21swapper/210:40:382
95092590,1sleep30-21swapper/310:31:343
93562580,0sleep30-21swapper/311:00:183
45962560,0sleep30-21swapper/310:44:443
197682540,0sleep30-21swapper/309:55:213
122082540,0sleep30-21swapper/311:15:203
95023228,3sleep30-21swapper/308:34:003
2336523228,3sleep30-21swapper/308:53:023
1879223128,2sleep30-21swapper/307:24:403
796523027,2sleep30-21swapper/309:09:443
3216999291,27cyclictest0-21swapper/207:31:512
3216699287,19cyclictest0-21swapper/109:30:141
3216699280,27cyclictest0-21swapper/112:34:191
3216699280,27cyclictest0-21swapper/112:20:341
3216699280,27cyclictest0-21swapper/112:11:341
3216699280,27cyclictest0-21swapper/112:06:121
3216699280,27cyclictest0-21swapper/111:21:271
3216699280,27cyclictest0-21swapper/110:17:291
3216699280,27cyclictest0-21swapper/110:03:341
3216999270,26cyclictest0-21swapper/211:45:572
3216999270,26cyclictest0-21swapper/209:04:432
3216699270,26cyclictest0-21swapper/112:36:401
3216699270,26cyclictest0-21swapper/112:17:521
3216699270,26cyclictest0-21swapper/112:03:001
3216699270,26cyclictest0-21swapper/111:55:061
3216699270,26cyclictest0-21swapper/111:47:151
3216699270,26cyclictest0-21swapper/111:39:481
3216699270,26cyclictest0-21swapper/111:15:451
3216699270,26cyclictest0-21swapper/111:12:541
3216699270,26cyclictest0-21swapper/111:08:561
3216699270,26cyclictest0-21swapper/110:40:441
3216699270,26cyclictest0-21swapper/110:10:211
3216699270,26cyclictest0-21swapper/109:39:221
3216699270,26cyclictest0-21swapper/109:13:491
3216699270,26cyclictest0-21swapper/108:51:191
3216699270,26cyclictest0-21swapper/108:35:301
3216699270,26cyclictest0-21swapper/108:22:381
3216699270,26cyclictest0-21swapper/108:15:541
3216699270,26cyclictest0-21swapper/108:12:531
3216699270,26cyclictest0-21swapper/107:59:171
3216699270,26cyclictest0-21swapper/107:46:471
3216999260,25cyclictest28983-21ssh10:12:412
3216999260,25cyclictest0-21swapper/208:32:452
3216699260,2cyclictest24797-21ssh10:52:141
3216699260,25cyclictest0-21swapper/111:34:241
3216699260,25cyclictest0-21swapper/110:45:141
3216699260,25cyclictest0-21swapper/110:36:491
3216699260,25cyclictest0-21swapper/107:52:061
3216699260,25cyclictest0-21swapper/107:32:171
3216699260,21cyclictest0-21swapper/110:28:441
3232622519,3sleep30-21swapper/312:32:393
32169992518,6cyclictest19379-21python310:35:232
3216999250,24cyclictest0-21swapper/211:23:332
3216999250,24cyclictest0-21swapper/210:31:532
3216999250,24cyclictest0-21swapper/208:02:332
3216999250,24cyclictest0-21swapper/207:28:452
3216699250,24cyclictest0-21swapper/112:27:321
3216699250,24cyclictest0-21swapper/110:24:071
3216699250,24cyclictest0-21swapper/109:21:361
3216699250,1cyclictest17879-21taskset08:49:361
3216499251,20cyclictest0-21swapper/008:15:230
3216499250,24cyclictest0-21swapper/011:47:320
3216499250,24cyclictest0-21swapper/011:43:520
3216499250,24cyclictest0-21swapper/010:10:330
3216499250,24cyclictest0-21swapper/010:05:470
3216499250,23cyclictest0-21swapper/011:55:110
343322420,3sleep30-21swapper/307:39:453
32169992423,1cyclictest0-21swapper/212:24:432
32169992422,2cyclictest0-21swapper/210:29:112
32169992420,3cyclictest0-21swapper/209:25:122
3216999241,22cyclictest0-21swapper/210:19:062
3216999241,22cyclictest0-21swapper/209:05:102
3216999241,17cyclictest0-21swapper/210:22:462
3216999240,23cyclictest0-21swapper/211:16:332
3216999240,18cyclictest0-21swapper/211:57:032
3216699245,18cyclictest0-21swapper/111:28:191
32166992422,2cyclictest0-21swapper/108:07:511
3216699242,21cyclictest0-21swapper/111:41:561
32166992420,3cyclictest0-21swapper/110:57:001
3216699240,23cyclictest0-21swapper/109:51:431
3216499240,23cyclictest0-21swapper/012:19:580
3216499240,23cyclictest0-21swapper/011:07:000
3216499240,23cyclictest0-21swapper/010:25:050
3216999233,19cyclictest0-21swapper/211:33:192
32169992322,1cyclictest0-21swapper/212:25:222
3216999232,20cyclictest0-21swapper/210:07:162
32169992316,6cyclictest0-21swapper/212:05:482
3216999231,21cyclictest0-21swapper/212:00:572
3216999231,21cyclictest0-21swapper/211:36:122
3216999230,22cyclictest0-21swapper/212:35:062
3216999230,22cyclictest0-21swapper/211:50:172
3216999230,22cyclictest0-21swapper/209:43:492
3216999230,22cyclictest0-21swapper/209:39:512
3216999230,22cyclictest0-21swapper/209:21:212
3216999230,22cyclictest0-21swapper/209:18:302
3216999230,21cyclictest0-21swapper/211:00:122
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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